When William Bogot spoke with the Daily Law Bulletin, he’d just helped engineer what could be the largest legal cannabis deal in American history.To be sure, there have been bigger bets on marijuana in other countries. Constellation Brands purchased Canadian producer Canopy Growth for $4 billion last year.And there are recent comparable deals involving Chicago cannabis companies. PharmaCann and Cresco were involved in deals last year valued at $682 million and $850 million, respectively.Bogot was also involved in the …